Index - A
| absolute | Turtle |
| alphaNum | Turtle.Pattern, Turtle |
| Alternative | Turtle |
| anyChar | Turtle.Pattern, Turtle |
| append | Turtle.Prelude, Turtle |
| appendonly | Turtle.Prelude, Turtle |
| Applicative | Turtle |
| arg | Turtle.Options, Turtle |
| argDouble | Turtle.Options, Turtle |
| argInt | Turtle.Options, Turtle |
| argInteger | Turtle.Options, Turtle |
| ArgName | Turtle.Options, Turtle |
| argPath | Turtle.Options, Turtle |
| argRead | Turtle.Options, Turtle |
| argText | Turtle.Options, Turtle |
| arguments | Turtle.Prelude, Turtle |
| asciiCI | Turtle.Pattern, Turtle |